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Implement Zip1, Zip2 (#25)

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Merry 2018-02-20 10:41:55 +00:00 committed by gdkchan
parent 770cb4b655
commit 1039797c30
3 changed files with 81 additions and 0 deletions
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45
Ryujinx.Tests/Cpu/CpuTestSimdMove.cs Normal file
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@ -0,0 +1,45 @@
using ChocolArm64.State;
using NUnit.Framework;
namespace Ryujinx.Tests.Cpu
{
[TestFixture]
public partial class CpuTest
{
[TestCase(0u, 0u, 0x2313221221112010ul, 0x0000000000000000ul)]
[TestCase(1u, 0u, 0x2313221221112010ul, 0x2717261625152414ul)]
[TestCase(0u, 1u, 0x2322131221201110ul, 0x0000000000000000ul)]
[TestCase(1u, 1u, 0x2322131221201110ul, 0x2726171625241514ul)]
[TestCase(0u, 2u, 0x2322212013121110ul, 0x0000000000000000ul)]
[TestCase(1u, 2u, 0x2322212013121110ul, 0x2726252417161514ul)]
[TestCase(1u, 3u, 0x1716151413121110ul, 0x2726252423222120ul)]
public void Zip1_V(uint Q, uint size, ulong Result_0, ulong Result_1)
{
// ZIP1 V0.<T>, V1.<T>, V2.<T>
uint Opcode = 0x0E023820 | (Q << 30) | (size << 22);
AVec V1 = new AVec { X0 = 0x1716151413121110, X1 = 0x1F1E1D1C1B1A1918 };
AVec V2 = new AVec { X0 = 0x2726252423222120, X1 = 0x2F2E2D2C2B2A2928 };
AThreadState ThreadState = SingleOpcode(Opcode, V1: V1, V2: V2);
Assert.AreEqual(Result_0, ThreadState.V0.X0);
Assert.AreEqual(Result_1, ThreadState.V0.X1);
}
[TestCase(0u, 0u, 0x2717261625152414ul, 0x0000000000000000ul)]
[TestCase(1u, 0u, 0x2B1B2A1A29192818ul, 0x2F1F2E1E2D1D2C1Cul)]
[TestCase(0u, 1u, 0x2726171625241514ul, 0x0000000000000000ul)]
[TestCase(1u, 1u, 0x2B2A1B1A29281918ul, 0x2F2E1F1E2D2C1D1Cul)]
[TestCase(0u, 2u, 0x2726252417161514ul, 0x0000000000000000ul)]
[TestCase(1u, 2u, 0x2B2A29281B1A1918ul, 0x2F2E2D2C1F1E1D1Cul)]
[TestCase(1u, 3u, 0x1F1E1D1C1B1A1918ul, 0x2F2E2D2C2B2A2928ul)]
public void Zip2_V(uint Q, uint size, ulong Result_0, ulong Result_1)
{
// ZIP2 V0.<T>, V1.<T>, V2.<T>
uint Opcode = 0x0E027820 | (Q << 30) | (size << 22);
AVec V1 = new AVec { X0 = 0x1716151413121110, X1 = 0x1F1E1D1C1B1A1918 };
AVec V2 = new AVec { X0 = 0x2726252423222120, X1 = 0x2F2E2D2C2B2A2928 };
AThreadState ThreadState = SingleOpcode(Opcode, V1: V1, V2: V2);
Assert.AreEqual(Result_0, ThreadState.V0.X0);
Assert.AreEqual(Result_1, ThreadState.V0.X1);
}
}
}

2
Ryujinx/Cpu/AOpCodeTable.cs
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@ -256,6 +256,8 @@ namespace ChocolArm64
Set("0x001110xx0xxxxx000110xxxxxxxxxx", AInstEmit.Uzp1_V, typeof(AOpCodeSimdReg));
Set("0x001110xx0xxxxx010110xxxxxxxxxx", AInstEmit.Uzp2_V, typeof(AOpCodeSimdReg));
Set("0x001110<<100001001010xxxxxxxxxx", AInstEmit.Xtn_V, typeof(AOpCodeSimd));
Set("0x001110xx0xxxxx001110xxxxxxxxxx", AInstEmit.Zip1_V, typeof(AOpCodeSimdReg));
Set("0x001110xx0xxxxx011110xxxxxxxxxx", AInstEmit.Zip2_V, typeof(AOpCodeSimdReg));
#endregion
}

34
Ryujinx/Cpu/Instruction/AInstEmitSimdMove.cs
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@ -263,6 +263,16 @@ namespace ChocolArm64.Instruction
}
}
public static void Zip1_V(AILEmitterCtx Context)
{
EmitVectorZip(Context, Part: 0);
}
public static void Zip2_V(AILEmitterCtx Context)
{
EmitVectorZip(Context, Part: 1);
}
private static void EmitIntZeroHigherIfNeeded(AILEmitterCtx Context)
{
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
@ -295,5 +305,29 @@ namespace ChocolArm64.Instruction
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitVectorZip(AILEmitterCtx Context, int Part)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Elems = Bytes >> Op.Size;
int Half = Elems >> 1;
for (int Index = 0; Index < Elems; Index++)
{
int Elem = Part * Half + (Index >> 1);
EmitVectorExtractZx(Context, (Index & 1) == 0 ? Op.Rn : Op.Rm, Elem, Op.Size);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
}
}